THREATPORT/VULNERABILITY/CVE-2016-2177
CRITICAL SEVERITY

CVE-2016-2177

Icewall Mcrp vulnerability

CVSS
9.8
EPSS
44.5%
EPSS pct
99th
Exploited
No known
OpenSSL through 1.0.2h incorrectly uses pointer arithmetic for heap-buffer boundary checks, which might allow remote attackers to cause a denial of service (integer overflow and application crash) or possibly have unspecified other impact by leveraging unexpected malloc behavior, related to s3_srvr.c, ssl_sess.c, and t1_lib.c.
Affected vendor
Hp
Affected product
Icewall Mcrp
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-190 — Integer Overflow or Wraparound
Published
2016-06-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 44.5% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2016-2177

  • Confirm whether Hp Icewall Mcrp is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-2177.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-2177

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-2177 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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